Base | Representation |
---|---|
bin | 11000110110101100… |
… | …010110110011000000 |
3 | 2112212220001110000220 |
4 | 120312230112303000 |
5 | 414123433314102 |
6 | 20132055343040 |
7 | 1633224111156 |
oct | 306654266300 |
9 | 75786043026 |
10 | 26687401152 |
11 | 10355384535 |
12 | 5209681a80 |
13 | 2693cc1339 |
14 | 141250d3d6 |
15 | a62dd81bc |
hex | 636b16cc0 |
26687401152 has 56 divisors (see below), whose sum is σ = 70623208512. Its totient is φ = 8894188800.
The previous prime is 26687401151. The next prime is 26687401157. The reversal of 26687401152 is 25110478662.
It is a happy number.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (26687401151) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1560327 + ... + 1577337.
Almost surely, 226687401152 is an apocalyptic number.
It is an amenable number.
26687401152 is an abundant number, since it is smaller than the sum of its proper divisors (43935807360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26687401152 is a wasteful number, since it uses less digits than its factorization.
26687401152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25197 (or 25187 counting only the distinct ones).
The product of its (nonzero) digits is 161280, while the sum is 42.
The spelling of 26687401152 in words is "twenty-six billion, six hundred eighty-seven million, four hundred one thousand, one hundred fifty-two".
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